Home / 830,930.60-1,146,668.25-468,347.42

Finding the Fourth Proportional to 830,930.60, 1,146,668.25 and 468,347.42

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Solution

The fourth proportional to 830,930.60, 1,146,668.25 and 468,347.42 is: 646,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,930.60 : 1,146,668.25 = 468,347.42 : x
  2. Step 2: Convert to fraction form
    830,930.60/1,146,668.25 = 468,347.42/x
  3. Step 3: Cross multiply
    830,930.60x = 1,146,668.25 × 468,347.42
  4. Step 4: Simplify right side
    830,930.60x = 537,039,112,021.93
  5. Step 5: Solve for x
    x = 537,039,112,021.93/830,930.60
  6. Step 6: Final answer
    x = 646,310.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.